<xsd:element name="AlbersEqualAreaConic" type="AlbersEqualAreaConicProjType">
  <xsd:annotation>
    <xsd:documentation>Classification: Conic, Equal area 
 Aspects: Polar, oblique 
 Earth Shape: Sphere, Ellipsoid 
 True Scale: At parallel through center, between standard parallels</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Animation">
  <xsd:annotation>
    <xsd:documentation>Animation is to turn on or off an animation (flipbook) sequence.</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:complexContent>
      <xsd:extension base="ModelComponentType">
        <xsd:sequence>
          <xsd:element ref="CycleRate"/>
          <xsd:element ref="CycleMode"/>
          <xsd:element ref="CycleCount"/>
        </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
  <!--define an animation-->
</xsd:element>

<xsd:element name="BitsPerComponent" default="8">
  <xsd:annotation>
    <xsd:documentation>Number of bits per  pixel</xsd:documentation>
  </xsd:annotation>
  <xsd:simpleType>
    <xsd:restriction base="xsd:integer">
      <xsd:enumeration value="5"/>
      <xsd:enumeration value="8"/>
      <xsd:enumeration value="16"/>
      <xsd:enumeration value="32"/>
    </xsd:restriction>
  </xsd:simpleType>
</xsd:element>

<xsd:element name="BoundingBox">
  <xsd:annotation>
    <xsd:documentation>Axis alligned minimum bounding rectangle</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="Min"/>
      <xsd:element ref="Max"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="optional"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="CatalogAttribute">
  <xsd:annotation>
    <xsd:documentation>Attributes typically add detail to classification.</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="CatalogType"/>
      <xsd:element name="AttributeCode" type="xsd:string">
        <xsd:annotation>
          <xsd:documentation>The Attribute Code is the attribute tag from a particular classification system.  Fo rsystems that do not use tagged values a tag from another system can be used provided a mapping exists or a tag can be defined from the field name.</xsd:documentation>
        </xsd:annotation>
      </xsd:element>
      <xsd:element name="AttributeValue" type="xsd:string">
        <xsd:annotation>
          <xsd:documentation>Value associated with the Attribute Code</xsd:documentation>
        </xsd:annotation>
      </xsd:element>
      <xsd:element ref="Description"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="optional"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="AttributeCode" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>The Attribute Code is the attribute tag from a particular classification system.  Fo rsystems that do not use tagged values a tag from another system can be used provided a mapping exists or a tag can be defined from the field name.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="AttributeValue" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>Value associated with the Attribute Code</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="CatalogType">
  <xsd:annotation>
    <xsd:documentation>The Classification Type identifies the classification system such as DFAD or FACC or EDCS</xsd:documentation>
  </xsd:annotation>
  <xsd:simpleType>
    <xsd:restriction base="xsd:string">
      <xsd:enumeration value="DFAD"/>
      <xsd:enumeration value="FACC"/>
      <xsd:enumeration value="EDCS"/>
      <xsd:enumeration value="RPRFOM"/>
      <xsd:enumeration value="DIS"/>
      <xsd:enumeration value="FLIGHTIG"/>
      <xsd:enumeration value="OTHER"/>
    </xsd:restriction>
  </xsd:simpleType>
</xsd:element>

<xsd:element name="CoordSysUsed" type="CoordSysType.Ref">
  <xsd:annotation>
    <xsd:documentation>Link or reference to a potentially shared Coordinate System definition</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Count" type="xsd:integer">
  <xsd:annotation>
    <xsd:documentation>Number of textures</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Coverage">
  <xsd:annotation>
    <xsd:documentation>The spatial extents of the database</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="CoordSysUsed"/>
      <xsd:element ref="Origin"/>
      <xsd:element ref="Extent"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="required"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="CoverageUsed" type="Coverage.Ref">
  <xsd:annotation>
    <xsd:documentation>Link or reference to Coverage</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="CreationTime" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>Time/Date the file was created for the first time.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="CycleCount" type="xsd:integer">
  <xsd:annotation>
    <xsd:documentation>The number of cycles to run.  -1 means to run indefinitly</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="CycleMode" default="FORWARD">
  <xsd:annotation>
    <xsd:documentation>FORWARD: Run forward 
BACKWARD: Run in reverse.  
SWING: Run forward then reverse to make one cycle.</xsd:documentation>
  </xsd:annotation>
  <xsd:simpleType>
    <xsd:restriction base="xsd:string">
      <xsd:enumeration value="FORWARD"/>
      <xsd:enumeration value="BACKWARD"/>
      <xsd:enumeration value="SWING"/>
    </xsd:restriction>
  </xsd:simpleType>
</xsd:element>

<xsd:element name="CycleRate" type="xsd:double">
  <xsd:annotation>
    <xsd:documentation>Initial Value of Sequence Rate.  This is the time between frames.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Database">
  <xsd:annotation>
    <xsd:documentation>Top-level container for MetaFlight Database. Contains list of Datasets and also contains other top-level objects that are referenced (used) and potentially shared.</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="SchemaCopyright"/>
      <xsd:element ref="VersionMajor"/>
      <xsd:element ref="VersionMinor"/>
      <xsd:element ref="PublicationDate" minOccurs="0"/>
      <xsd:element ref="RecipientName" minOccurs="0"/>
      <xsd:element ref="RecipientOrganization" minOccurs="0"/>
      <xsd:element ref="RecipientProject" minOccurs="0"/>
      <xsd:element ref="FeatureTagDescription" minOccurs="0"/>
      <xsd:element ref="DatasetNameMapping" minOccurs="0"/>
      <xsd:element ref="Ellipsoid" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="ProjectedCoordSys" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="NonProjectedCoordSys" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="NonGeoreferencedCoordSys" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="GridStructure" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="Coverage" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="SwitchDistanceTable" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="GeneralListDataset" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="ModelListDataset" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="GeneralGridDataset" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="ImageGridDataset" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="VirtualTextureDataset" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="GeometryGridDataset" minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element ref="VectorGridDataset" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="required"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="DatasetName" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>Name used to uniquely identify a Dataset within a Database. This is a required field since this name can be used to do name substitution in a FileNamePattern expansion of $(DSNAME)</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DatasetNameMapping" default="USE_DATASET_NAME">
  <xsd:annotation>
    <xsd:documentation>How Dataset object identifiers (for example, Dataset name attribute) are made.  Dataset object identifiers within a Database can be generated from the DatasetName or from the DatasetTitle.The values of this enumeration reflect the two choices: USE_DATASET_NAME  or USE_DATASET_TITLE.</xsd:documentation>
  </xsd:annotation>
  <xsd:simpleType>
    <xsd:restriction base="xsd:string">
      <xsd:enumeration value="USE_DATASET_NAME"/>
      <xsd:enumeration value="USE_DATASET_TITLE"/>
    </xsd:restriction>
  </xsd:simpleType>
</xsd:element>

<xsd:element name="DatasetTitle" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>Name the user gave the dataset. Need not be unique. This name can be used to identify the Dataset objects so that Datasets can be referenced with version-independent IDs. This supports interchangeable Datasets or publishing updates to Datasets.  DatasetTitle is also use in FileNamePattern expansion of $(DSTITLE)</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DatumShift" type="Position">
  <xsd:annotation>
    <xsd:documentation>This is a shift from the WGS84 center.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Description" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>Short description</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Dof">
  <xsd:annotation>
    <xsd:documentation>Dofs are for Articulated Parts and Attachement Points.  Attachement Points  are dof nodes with no children.</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:complexContent>
      <xsd:extension base="ModelComponentType">
        <xsd:sequence>
          <xsd:element name="DofValueX" type="DofValueType" minOccurs="0">
            <xsd:annotation>
              <xsd:documentation>Dof translation in X</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="DofValueY" type="DofValueType" minOccurs="0">
            <xsd:annotation>
              <xsd:documentation>Dof translation in Y</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="DofValueZ" type="DofValueType" minOccurs="0">
            <xsd:annotation>
              <xsd:documentation>Dof translation in Z</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="DofValueRotX" type="DofValueType" minOccurs="0">
            <xsd:annotation>
              <xsd:documentation>Dof rotation in X</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="DofValueRotY" type="DofValueType" minOccurs="0">
            <xsd:annotation>
              <xsd:documentation>Dof rotation in Y</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="DofValueRotZ" type="DofValueType" minOccurs="0">
            <xsd:annotation>
              <xsd:documentation>Dof rotation in  Z</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
        </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
</xsd:element>

<xsd:element name="DofValueX" type="DofValueType" minOccurs="0">
  <xsd:annotation>
    <xsd:documentation>Dof translation in X</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DofValueY" type="DofValueType" minOccurs="0">
  <xsd:annotation>
    <xsd:documentation>Dof translation in Y</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DofValueZ" type="DofValueType" minOccurs="0">
  <xsd:annotation>
    <xsd:documentation>Dof translation in Z</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DofValueRotX" type="DofValueType" minOccurs="0">
  <xsd:annotation>
    <xsd:documentation>Dof rotation in X</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DofValueRotY" type="DofValueType" minOccurs="0">
  <xsd:annotation>
    <xsd:documentation>Dof rotation in Y</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="DofValueRotZ" type="DofValueType" minOccurs="0">
  <xsd:annotation>
    <xsd:documentation>Dof rotation in  Z</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Ellipsoid">
  <xsd:annotation>
    <xsd:documentation>Ellipsoid model</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="SemiMajorRadius"/>
      <xsd:element ref="SemiMinorRadius"/>
      <xsd:element ref="DatumShift" minOccurs="0"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="required"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="ExistenceMap" type="StatemapType">
  <xsd:annotation>
    <xsd:documentation>Existence map for Grided Datasets</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="Extent" type="Position2D">
  <xsd:annotation>
    <xsd:documentation>Size of a coverage in x and y</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FalseOrigin" type="Position">
  <xsd:annotation>
    <xsd:documentation>The shift of the Projection Origin to a Local Origin. Do not confuse this with a UTM Zone false easting or northing.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FeatureTagDescription" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>This parameter is used to attribute the MetaFlight Dataset with a clue as to the meaning of the Feature Tag values used in Culture Projection, and should be exposed for all Geometry Grid Datasets. For example, if the you use the “FEATURE_REF_NUM” shapefile attribute as the feature tag, then this description field would be used to communicate that. (Future versions will get this information from the Dataset attributes.) This should be a reference to a Dataset in the same manner as Vega Prime references a dataset.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FileFormat" type="xsd:string">
  <xsd:annotation>
    <xsd:documentation>String that is the File Format extension.  This is for use in the FileNamePattern target of $(FILEFORMAT) in file name expansion.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FileName" type="FileNameType">
  <xsd:annotation>
    <xsd:documentation>The file name part of a path</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FileNamePattern" type="FileNamePatternType">
  <xsd:annotation>
    <xsd:documentation>String that defines the naming convention of gridded file collection</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FileSize" type="xsd:integer">
  <xsd:annotation>
    <xsd:documentation>Total file size on disk in bytes of all of this Model's texture files.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

<xsd:element name="FlatEarth" type="FlatEarthProjType">
  <xsd:annotation>
    <xsd:documentation>Classification: Cylindrical, Perspective, neither conformal nor equal area
Aspects: Equatorial
Earth Shape: Sphere
True Scale: At equator and all meridians
Also known as Flat Earth, Plate Carree, Equirectangular, and Scaled Geographic</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:element>

<xsd:element name="GeneralGridDataset" type="GeneralGridDatasetType">
  <xsd:annotation>
    <xsd:documentation>General-purpose gridded dataset</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:element>

<xsd:element name="GeneralListDataset" type="GeneralListDatasetType">
  <xsd:annotation>
    <xsd:documentation>Base List Dataset</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:element>

<xsd:element name="GeneralModelComponent">
  <xsd:annotation>
    <xsd:documentation>General Model Component</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:complexContent>
      <xsd:extension base="ModelComponentType"/>
    </xsd:complexContent>
  </xsd:complexType>
</xsd:element>

<xsd:element name="GeometryGridDataset" type="GeometryGridDatasetType">
  <xsd:annotation>
    <xsd:documentation>Geometry files structured into tiled hierarchy</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:element>

<xsd:element name="GeometryGridLevel">
  <xsd:annotation>
    <xsd:documentation>Contains data specific to a geometry hierarchy grid level, such as switch distances and tile localization information.</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="TileType"/>
      <xsd:element ref="LocalizedType"/>
      <xsd:element ref="SwitchOut_DistanceUsed" minOccurs="0"/>
      <xsd:element ref="SwitchIn_DistanceUsed" minOccurs="0"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="optional"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="GeoType" default="GEODETIC">
  <xsd:annotation>
    <xsd:documentation>GEODETIC: Lat, Lon, Elevation; Lat is measured from equatorial plane. GEOCENTRIC: 3D world coordinate system; X,Y,Z, with Z through the North Pole, X through the Greenwich meridian at the equator, and Y completes a right-handed system</xsd:documentation>
  </xsd:annotation>
  <xsd:simpleType>
    <xsd:restriction base="xsd:string">
      <xsd:enumeration value="GEODETIC"/>
      <xsd:enumeration value="GEOCENTRIC"/>
    </xsd:restriction>
  </xsd:simpleType>
</xsd:element>

<xsd:element name="GridLevel">
  <xsd:annotation>
    <xsd:documentation>Grid Level Attributes</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="LevelName" minOccurs="0"/>
      <xsd:element ref="NumColDivisions"/>
      <xsd:element ref="NumRowDivisions"/>
      <xsd:element ref="RGBColor" minOccurs="0"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="optional"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="GridStack">
  <xsd:annotation>
    <xsd:documentation>The grid stack owned by a gridded dataset</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="GridStructureUsed"/>
      <xsd:element ref="CoverageUsed"/>
      <xsd:element ref="FileNamePattern"/>
      <xsd:element ref="ExistenceMap" minOccurs="0"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="optional"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="GridStructure">
  <xsd:annotation>
    <xsd:documentation>Reuseable grid stack structure</xsd:documentation>
    <xsd:appinfo>
      <cppClass prefix="mf"/>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="NumLevels"/>
      <xsd:element ref="StartingLevel"/>
      <xsd:element ref="GridLevel" maxOccurs="unbounded"/>
    </xsd:sequence>
    <xsd:attribute name="name" type="xsd:string" use="required"/>
  </xsd:complexType>
</xsd:element>

<xsd:element name="GridStructureUsed" type="GridStructure.Ref">
  <xsd:annotation>
    <xsd:documentation>Link or reference to the GridStructure </xsd:documentation>
  </xsd:annotation>
</xsd:element>